Patent US4418504A successfully refreshed from Google Patents.
US4418504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drain shield for gutters
Assignee: Individual
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Filing: 1981-10-19
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Granted: 1983-12-06
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Expires: 2001-10-19
Abstract
Abstract The present invention is concerned with a drain shield for gutters or the like to prevent leaves, pine needles and other debris from entering the gutters and causing them to clog and require periodic cleaning and maintenance. The drain shield shown herein allows rain water to easily enter the gutters while causing leaves, twigs and other debris to be washed over the edge of the gutter to the ground below.
Inventors
- 👤 Will M. Lassiter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:36
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/04; E04D13/076
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
91 words
A drain shield for a gutter comprising: a planar base member having upper and lower surfaces and adapted to be installed on a roof in a downwardly sloping manner over a gutter, a series of arch means, said arch means raised from said upper surface of said base member, trough means, said trough means extending below said lower surface of said base member and down the slope from said arch means, said arch means having an opening in a down slope position in front of and centered with said trough means.
Claim 2
Dependent Claim
91 words
A drain shield for a gutter comprising: a planar base member having upper and lower surfaces and adapted to be installed on a roof in a downwardly sloping manner over a gutter, a series of arch means, said arch means raised from said upper surface of said base member, trough means, said trough means extending below said lower surface of said base member and down the slope from said arch means, said arch means having an opening in a down slope position in front of and centered with said trough means.
Claim 3
Dependent Claim
27 words
A drain shield as claimed in claim 1 wherein said trough means includes a series of trough means immediately aft or down slope of said arch means.
Claim 4
Dependent Claim
21 words
A drain shield for a gutter as claimed in claim 1 wherein said trough means are wider than said arch means.
Claim 5
Dependent Claim
28 words
A drain shield for a gutter as claimed in claim 1 wherein said arch means are placed in rows with said arch means positioned in a staggered relationship.
Claim 6
Dependent Claim
20 words
A drain shield for a gutter as claimed in claim 1 wherein said base means include a gutter attaching means.
Claim 7
Dependent Claim
26 words
A drain shield for a gutter as claimed in claim 1 wherein said arch means and said trough means determine an aperture in said base member.
References Cited (Backward Citations)
US460850A
Cited
US803670A
Cited
US2288121A
Cited
US2271081A
Cited
US2583422A
Cited
US2674961A
Cited
US2935954A
Cited
FR1132334A
Cited
US3053393A
Cited
US3080682A
Cited
US3289380A
Cited
US3388555A
Cited
US3818667A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-12-05 | 1987-06-06 | 1987-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-12-05 | 1991-06-06 | 1991-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-12-05 | 1995-06-06 | 1995-12-06 | $7700.00 | Window Closed / Lapsed |